Gentiana calycosa Pleated gentian

This plant requires a moist, cool soil in part shade. In Parkdale YYC it begins to bloom in mid-July. The striking deep, intense blue colouring makes it conspicuous and it all “All parts of this plant…are poisonous if ingested.”*

“Gentians are among the loveliest of mountain wildflowers and are rock-garden favorites. The genus honors King Gentius of Illyria, ruler of an ancient country on the east side of the Adriatic Sea, who is reputed to have discovered medicinal virtues in gentian plants.” (LBJWC)